This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
The Quarterly journal of the Geological Society of London . DAINTKEE GEOXOGY OF QUEENSLAND three widely separated localities Mount Wyatt Canoona and the Broken River and refers them all to one form Leptoplilceum rJiom bicum previously described by Dawson as occurring in the Upper Devonian series of Canada At Mount Wyatt